Jumbo Frames Disabled

Summary

Nutanix Alert A1062 - Jumbo Frames Disabled

If jumbo frames are not enabled in the Controller VMs, I/O performance will suffer significantly. If jumbo frames are not enabled in the network switch, the storage will become unavailable.

Causes

Either the target Controller VM is not configured for jumbo frames or jumbo frames are disabled on the external network switch.

Resolutions

If jumbo frames are not enabled in the target Controller VM, enable them by setting the MTU of eth0 to large. Ensure that the external network switch is configured correctly for jumbo frames.